There is a newer prerelease version of this package available.
See the version list below for details.
dotnet add package Meadow.Foundation.ICs.ADCs.Mcp3xxx --version
NuGet\Install-Package Meadow.Foundation.ICs.ADCs.Mcp3xxx -Version
This command is intended to be used within the Package Manager Console in Visual Studio, as it uses the NuGet module's version of Install-Package.
<PackageReference Include="Meadow.Foundation.ICs.ADCs.Mcp3xxx" Version="" />
For projects that support PackageReference, copy this XML node into the project file to reference the package.
paket add Meadow.Foundation.ICs.ADCs.Mcp3xxx --version
#r "nuget: Meadow.Foundation.ICs.ADCs.Mcp3xxx,"
#r directive can be used in F# Interactive and Polyglot Notebooks. Copy this into the interactive tool or source code of the script to reference the package.
// Install Meadow.Foundation.ICs.ADCs.Mcp3xxx as a Cake Addin
#addin nuget:?package=Meadow.Foundation.ICs.ADCs.Mcp3xxx&version=

// Install Meadow.Foundation.ICs.ADCs.Mcp3xxx as a Cake Tool
#tool nuget:?package=Meadow.Foundation.ICs.ADCs.Mcp3xxx&version=


Mcp3xxx SPI analog-to-digital converter (MCP3001, MCP3002, MCP3004, MCP3008, MCP3201, MCP3202, MCP3204, MCP3208)

The Mcp3xxx library is designed for the Wilderness Labs Meadow .NET IoT platform and is part of Meadow.Foundation.

The Meadow.Foundation peripherals library is an open-source repository of drivers and libraries that streamline and simplify adding hardware to your C# .NET Meadow IoT application.

For more information on developing for Meadow, visit

To view all Wilderness Labs open-source projects, including samples, visit


Mcp3001 mcp;

IAnalogInputPort port;

public override Task Initialize()

    IDigitalOutputPort chipSelectPort = Device.CreateDigitalOutputPort(Device.Pins.D01);

    mcp = new Mcp3001(Device.CreateSpiBus(), chipSelectPort);

    port = mcp.CreateAnalogInputPort();

    port.Updated += (s, result) =>
        Resolver.Log.Info($"Analog event, new voltage: {result.New.Volts:N2}V, old: {result.Old?.Volts:N2}V");

    var observer = IAnalogInputPort.CreateObserver(
        handler: result =>
            Resolver.Log.Info($"Analog observer triggered; new: {result.New.Volts:n2}V, old: {result.Old?.Volts:n2}V");
        filter: result =>
            if (result.Old is { } oldValue)
                return (result.New - oldValue).Abs().Volts > 0.1;
            else { return false; }

    return base.Initialize();

public override Task Run()


    return Task.CompletedTask;

How to Contribute

Need Help?

If you have questions or need assistance, please join the Wilderness Labs community on Slack.

Product Compatible and additional computed target framework versions.
.NET net5.0 was computed.  net5.0-windows was computed.  net6.0 was computed.  net6.0-android was computed.  net6.0-ios was computed.  net6.0-maccatalyst was computed.  net6.0-macos was computed.  net6.0-tvos was computed.  net6.0-windows was computed.  net7.0 was computed.  net7.0-android was computed.  net7.0-ios was computed.  net7.0-maccatalyst was computed.  net7.0-macos was computed.  net7.0-tvos was computed.  net7.0-windows was computed.  net8.0 was computed.  net8.0-android was computed.  net8.0-browser was computed.  net8.0-ios was computed.  net8.0-maccatalyst was computed.  net8.0-macos was computed.  net8.0-tvos was computed.  net8.0-windows was computed. 
.NET Core netcoreapp3.0 was computed.  netcoreapp3.1 was computed. 
.NET Standard netstandard2.1 is compatible. 
MonoAndroid monoandroid was computed. 
MonoMac monomac was computed. 
MonoTouch monotouch was computed. 
Tizen tizen60 was computed. 
Xamarin.iOS xamarinios was computed. 
Xamarin.Mac xamarinmac was computed. 
Xamarin.TVOS xamarintvos was computed. 
Xamarin.WatchOS xamarinwatchos was computed. 
Compatible target framework(s)
Additional computed target framework(s)
Learn more about Target Frameworks and .NET Standard.

NuGet packages (3)

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Version Downloads Last updated 40 2/20/2024 95 2/13/2024 129 2/6/2024 155 2/1/2024 208 1/24/2024 289 1/20/2024
1.8.0 544 1/16/2024
1.7.0 317 1/9/2024 287 1/3/2024 306 12/27/2023 345 12/20/2023 324 12/19/2023 379 12/12/2023
1.6.0 633 12/6/2023 401 12/4/2023
1.5.0 482 11/28/2023 408 11/28/2023 419 11/27/2023 401 11/8/2023 396 11/7/2023 405 11/1/2023 523 10/31/2023 404 10/25/2023 428 10/24/2023 401 10/17/2023 421 10/10/2023 427 10/5/2023 419 10/4/2023 435 10/3/2023 441 10/3/2023 426 9/30/2023 263 9/30/2023
1.3.4 336 9/26/2023